The GRACO 77X204 is an electric lubrication pump system designed for automatic lubrication applications. It features a 60 lb (27 kg) reservoir constructed with steel and buna-n rubber wetted parts, and is intended to supply grease to injector-based lubrication systems, ensuring continuous and reliable lubrication for industrial equipment.

Key Features:

• Electric lubrication pump system
• 77X204, 60 lb (27 kg) reservoir
• Steel and buna-n rubber (reservoir wetted parts); see manual for pump wetted parts
• Maximum working pressure: 5000 psi (34.4 MPa, 344 bar) for HP models
• Designed for injector-based lubrication systems
• Automatic, continuous lubrication
• Low level sensor included (operating voltage: 24 VDC, sensor current consumption: <50 mA, protection: IP69K, connector: M12, housing materials: stainless steel, PEEK, PEI, FKM, wetted parts: PEEK)
• Reliable and robust construction
• Easy maintenance and monitoring
• Audible sound pressure: 71 dB(A)

Applications:
Used in industrial, mining, construction, and transportation sectors for automatic lubrication of machinery and equipment to reduce component wear and prevent failures.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing systems.
• Ensure correct electrical supply (24 VDC, input voltage range: 18–32 VDC)
• Follow all safety and installation guidelines in the manual
• Regularly check and maintain the low level sensor and reservoir
• Use only compatible lubricants and fittings as specified
• Consult the equipment manual for detailed installation and maintenance procedures
• Contact a GRACO specialist for system design and troubleshooting
• Regularly inspect and clean the pump and reservoir to prevent contamination